Finding the Fourth Proportional to 197,847.84, 296,769.07 and 48,087.68
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Solution
The fourth proportional to 197,847.84, 296,769.07 and 48,087.68 is: 72,130.87
Step by Step Solution
- Step 1: Write the proportion equation
197,847.84 : 296,769.07 = 48,087.68 : x - Step 2: Convert to fraction form
197,847.84/296,769.07 = 48,087.68/x - Step 3: Cross multiply
197,847.84x = 296,769.07 × 48,087.68 - Step 4: Simplify right side
197,847.84x = 14,270,935,761.21 - Step 5: Solve for x
x = 14,270,935,761.21/197,847.84 - Step 6: Final answer
x = 72,130.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.